Title:
ELASTIC CRAWLER AND ELASTIC CRAWLER DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/017957
Kind Code:
A1
Abstract:
Provided are an elastic crawler and an elastic crawler device which allow low-fuel consumption as well as excellent ride quality. This elastic crawler (1) is equipped with: a body (2); a plurality of core metals (3) which each have a pair of wings (3a), and are embedded in the circumferential direction; rolling surfaces (2a1) which are formed on the inner peripheral surface of the body (2); recesses (2b) which are formed in the inner peripheral surface of the body (2), the recesses (2b) extending outwardly in the width direction from the rolling surfaces (2a1); and a plurality of lugs (4a) which are formed on the outer peripheral surface of the body (2), each of the lugs (4a) extending in the width direction (W) from one end (4a1) to the other end. The end (4a1) is located between the core metals (3), and overlaps the rolling surfaces (2a1) in the thickness direction. The other end overlaps, in the thickness direction, the portions where the wings (3a) of the core metals (3) are embedded. An elastic crawler device comprises the elastic crawler (1), a sprocket (20), and a track roller (30).
Inventors:
TATEISHI KENJI (JP)
Application Number:
PCT/JP2016/003492
Publication Date:
February 02, 2017
Filing Date:
July 28, 2016
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B62D55/253
Domestic Patent References:
| WO2005073060A1 | 2005-08-11 |
Foreign References:
| JP2010052670A | 2010-03-11 | |||
| JP2012111368A | 2012-06-14 |
Attorney, Agent or Firm:
SUGIMURA, Kenji (JP)
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